The powder for GI cement contain.. Sio2, Al2o3, caf

The powder for GI cement contain:
a. Sio2, Al2o3, caf. ***
b. Sio2,zno, barium sulphate
c. None of the above.

GIC Powder:
- Silica 41.9%.
- Alumina 28.6%.
- Calcium Fluoride 15.7%.
- Sodium Fluoride 9.3%.
- Aluminium Phosphate 3.8%.
- Aluminium Fluoride 1.6%.